package com.sky.controller.admin;

import com.github.pagehelper.Page;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * @author 周鹏
 * @version 1.0
 */
@RestController
@RequestMapping("admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品及口味
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品及口味")
    public Result save(@RequestBody DishDTO dishDTO) {
        dishService.save(dishDTO);
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO) {
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result deleteByIds(@RequestParam List<Long> ids) {
        dishService.deleteByIds(ids);
        cleanCache("dish_**");
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        DishVO dishVO = dishService.getById(id);
        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        dishService.update(dishDTO);
        cleanCache("dish_**");
        return Result.success();
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> selectList(Long categoryId) {
        List<Dish> dishes = dishService.selectList(categoryId);
        return Result.success(dishes);
    }

    /**
     * 菜品起售、停售
     * @param id
     * @param status
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售、停售")
    public Result startOrStop(Long id,@PathVariable Integer status) {
        dishService.startOrStop(id, status);
        cleanCache("dish_**");
        return Result.success();
    }

    /**
     * 清理缓存数据
     * @param patten
     */
    private void cleanCache(String patten) {
        Set keys = redisTemplate.keys(patten);
        redisTemplate.delete(keys);
    }
}
